Datamax IClass Installation And Operating Instructions Manual page 12

Direct Mode - HF (13.56mhz) ISO15693 Tag Interface
This interface allows the Host Application to perform specific operations pertaining to HF type tags.
These commands override the printer database as they interface directly to the tag module. Knowledge of
HF tags and their operation is required.
STX KtW Write Data to RFID Tag
This command instructs the RFID device to write data to the tag. It is expected that the tag transponder is
within read/write distance of the RFID programming device otherwise a fault will occur and warning
message will be displayed.
Syntax:
Where:
Sample:
This example programs the data "TEST" at block zero, will write protect block zero and will attempt
to write five additional times, if necessary.
*Dependent on transponder manufacturer.
<STX>KtWBnnnaaabcdeeee...
Bnnn Where nnn is the data byte count, to allow non-printable
(Optional) characters, i.e. characters with hex values less than 0x20, to be
encoded. For example, the command
<STX>KtWB004000900<0x00><0x01><0x02><0x03>[CR]
will program the hex values 0x00, 0x01, 0x02, 0x03 in block
zero.
aaa - Starting block number, (000->Max block number)*
b - Number of retry attempts, 0-9
c - Lock block after writing
0 - No Protection
1 – Write Protect
d - Reserved. Should be 0.
eeee - Data to be encoded on RFID tag.
<STX>KtW000510TEST